awkwardness vs awkward

awkwardness is a noun but awkward is not a noun.

Word	Noun	Adjective	Verb	Adverb
awkwardness	Yes	No	No	No
awkward	No	Yes	No	No

awkwardness (noun)	awkward (noun)
the carriage of someone whose movements and posture are ungainly or inelegant
the quality of an embarrassing situation
trouble in carrying or managing caused by bulk or shape
the inelegance of someone stiff and unrelaxed (as by embarrassment)
unskillfulness resulting from a lack of training

awkwardness (adjective)	awkward (adjective)
	lacking grace or skill in manner or movement or performance
	hard to deal with; especially causing pain or embarrassment
	causing inconvenience
	not elegant or graceful in expression
	socially uncomfortable; unsure and constrained in manner
	difficult to handle or manage especially because of shape